Russian buys most expensive home in US

It also has a ballroom, five bedrooms and nine bathrooms and sits on 11 acres of land. It took eight years to build and was finished in 2009, it said.

However, Milner, who made his money in technology, including Facebook and Groupon and heads the Digital Sky Technologies, has no immediate plans to move into the property for which he paid the "highest known price ever paid for a single-family home in the US", the newspaper said.

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Image: Milner has no immediate plan to move into the house.Photographs: Forbes.com